HomeCoursesGrokking the Coding Interview Patterns in Go

Intermediate

85h

Updated this week

Grokking the Coding Interview Patterns in Go

Grokking the Coding Interview Patterns in Go helps you prep faster with strategies developed by FAANG engineers. Learn essential patterns to confidently tackle interview questions from top companies.

Join 2.8M developers at

Pick a Language

C++

Java

JavaScript

Python

Pick a Language

Overview

Content

Reviews

With thousands of potential questions to account for, preparing for the coding interview can feel like an impossible challenge. Yet with a strategic approach, coding interview prep doesn’t have to take more than a few weeks. Stop drilling endless sets of practice problems, and prepare more efficiently by learning coding interview patterns. This course teaches you the underlying patterns behind common coding interview questions. By learning these essential patterns, you will be able to unpack and answer any problem the right way — just by assessing the problem statement. This approach was created by FAANG hiring managers to help you prepare for the typical rounds of interviews at major tech companies like Apple, Google, Meta, Microsoft, and Amazon. Before long, you will have the skills you need to unlock even the most challenging questions, grok the coding interview, and level up your career with confidence. This course is also available in JavaScript, C++, Java, and Python — with more coming soon!

With thousands of potential questions to account for, preparing for the coding interview can feel like an impossible challenge. ...Show More

WHAT YOU'LL LEARN

Understand the essential patterns behind common coding interview questions — without having to drill endless problem sets

Identify the underlying pattern of each interview question by assessing the problem statement (and learn the tricks required to solve it)

Practice your skills in a hands-on, setup-free coding environment

Learn to efficiently evaluate the tradeoffs between time and space complexity in different solutions

Develop a flexible conceptual framework for solving any question, by connecting problem characteristics, solution techniques, and coding design patterns

Understand the essential patterns behind common coding interview questions — without having to drill endless problem sets

Content

835 Lessons436 Quizzes433 Challenges

Getting Started

2 Lessons

Get familiar with coding patterns to excel in solving coding interview challenges.

Course Overview

Who Should Take This Course

Two Pointers

38 Lessons

Unpack the core of using two pointers for efficient data traversal and problem-solving.

Introduction to Two Pointers

Valid Palindrome

Solution: Valid Palindrome

3Sum

Solution: 3Sum

Remove Nth Node from End of List

Solution: Remove Nth Node from End of List

Sort Colors

Solution: Sort Colors

Reverse Words in a String

Solution: Reverse Words in a String

Valid Word Abbreviation

Solution: Valid Word Abbreviation

Strobogrammatic Number

Solution: Strobogrammatic Number

Minimum Number of Moves to Make Palindrome

Solution: Minimum Number of Moves to Make Palindrome

Next Palindrome Using Same Digits

Solution: Next Palindrome Using Same Digits

Lowest Common Ancestor of a Binary Tree III

Solution: Lowest Common Ancestor of a Binary Tree III

Count Pairs Whose Sum is Less than Target

Solution: Count Pairs Whose Sum is Less than Target

Count Subarrays With Fixed Bounds

Solution: Count Subarrays With Fixed Bounds

Get the Maximum Score

Solution: Get the Maximum Score

Find the Lexicographically Largest String From Box II

Solution: Find the Lexicographically Largest String From Box II

Create Maximum Number

Solution: Create Maximum Number

Append Characters to String to Make Subsequence

Solution: Append Characters to String to Make Subsequence

Squares of a Sorted Array

Solution: Squares of a Sorted Array

Reverse String

Solution: Reverse String

Valid Palindrome II

Two Pointers

Mock Interview

Premium

Fast and Slow Pointers

21 Lessons

Work your way through fast and slow pointers to solve cycles, identify intersections, and find midpoints.

Fast and Slow Pointers

Mock Interview

Premium

Sliding Window

31 Lessons

Enhance your skills in solving coding problems using the sliding window technique.

Sliding Window

Mock Interview

Premium

Intervals

18 Lessons

Deepen your knowledge of merging, inserting, and intersecting intervals with optimization techniques.

Merge Intervals

Mock Interview

Premium

In-Place Manipulation of a Linked List

24 Lessons

Streamline linked list manipulation tasks like reversing segments, swapping nodes, and removing duplicates efficiently in-place.

In-place manipulation of a linked list

Mock Interview

Premium

Heaps

25 Lessons

Master the steps to apply heaps for dynamic data processing, maximizing profits, and efficient scheduling.

Heaps

Mock Interview

Premium

K-way merge

15 Lessons

Learn how to use K-way merge pattern for efficient merging and sorting of multiple lists.

K-way merge

Mock Interview

Premium

Top K Elements

37 Lessons

Walk through efficient extraction of top-k elements in diverse real-world scenarios.

10.

Modified Binary Search

32 Lessons

Work your way through advanced binary search techniques for sorted and rotated arrays.

Modified Binary Search

Mock Interview

Premium

11.

Subsets

14 Lessons

Grasp the fundamentals of generating combinations, permutations, and balanced structures with constraints.

12.

Greedy Techniques

31 Lessons

Take a closer look at greedy algorithms, implementing solutions in various optimization problems.

13.

Backtracking

33 Lessons

Investigate backtracking techniques for optimizing problem-solving in grid-based and combinatorial challenges.

14.

Dynamic Programming

36 Lessons

Master dynamic programming techniques with practical applications, optimizing complex problems through memoization and tabulation.

Dynamic Programming

Mock Interview

Premium

15.

Cyclic Sort

12 Lessons

Sharpen your skills in efficiently sorting and identifying missing or corrupt integers.

16.

Topological Sort

18 Lessons

Get started with organizing tasks, compiling classes, alien dictionaries, course schedules, and matrices.

Topological Sort

Mock Interview

Premium

17.

Sort and Search

31 Lessons

Solve problems by organizing data through sorting and applying binary search, two-pointer, and sliding window for efficient solutions.

18.

Matrices

35 Lessons

Examine key matrix operations, transformations, and algorithmic solutions for practical problems.

19.

Stacks

28 Lessons

Grasp the fundamentals of implementing stacks for efficient sequential data management and complex problem-solving.

20.

Graphs

31 Lessons

Dig deeper into graph algorithms, covering traversal methods, shortest paths, cycles, and graph validation.

Graphs

Mock Interview

Premium

21.

Tree Depth-First Search

35 Lessons

Follow the process of exploring DFS techniques to solve various binary tree problems.

22.

Tree Breadth-First Search

24 Lessons

Master the steps to efficiently perform level, zigzag, vertical, and sibling traversals in binary trees.

Tree Breadth First Search

Mock Interview

Premium

23.

Trie

28 Lessons

Learn how to use tries for efficient string storage, prefix search, and word suggestions.

24.

Hash Maps

38 Lessons

Unpack the core of hash maps, designing and implementing key-value operations, and solving optimization problems.

25.

Knowing What to Track

30 Lessons

Examine tracking techniques for data handling involving counting, palindromes, anagrams, stacks, and game design.

Knowing what to track

Mock Interview

Premium

26.

Union Find

28 Lessons

Grasp the fundamentals of Union Find and its applications in various algorithmic problems.

Union Find

Mock Interview

Premium

27.

Custom Data Structures

32 Lessons

Examine various custom data structures to optimize specific requirements and enhance efficiency.

28.

Bitwise Manipulation

30 Lessons

Focus on mastering efficient bitwise manipulation for solving diverse computational problems.

Bitwise Manipulation

Mock Interview

Premium

29.

Math and Geometry

37 Lessons

Explore mathematical and geometric coding challenges, focusing on efficient problem-solving techniques.

Math and Geometry

Mock Interview

Premium

30.

Challenge Yourself

40 Lessons

Test your understanding of advanced coding problems to enhance problem-solving skills independently.

31.

Conclusion

1 Lessons

Learn how to use essential skills to excel in coding interviews.

Coding Patterns

Mock Interview

Premium

Certificate of Completion

Showcase your accomplishment by sharing your certificate of completion.

Developed by MAANG Engineers

Every Educative lesson is designed by a team of ex-MAANG software engineers and PhD computer science educators, and developed in consultation with developers and data scientists working at Meta, Google, and more. Our mission is to get you hands-on with the necessary skills to stay ahead in a constantly changing industry. No video, no fluff. Just interactive, project-based learning with personalized feedback that adapts to your goals and experience.

Trusted by 2.8 million developers working at companies

"These are high-quality courses. Trust me. I own around 10 and the price is worth it for the content quality. EducativeInc came at the right time in my career. I'm understanding topics better than with any book or online video tutorial I've done. Truly made for developers. Thanks"

Anthony Walker

@_webarchitect_

"Just finished my first full #ML course: Machine learning for Software Engineers from Educative, Inc. ... Highly recommend!"

Evan Dunbar

ML Engineer

"You guys are the gold standard of crash-courses... Narrow enough that it doesn't need years of study or a full blown book to get the gist, but broad enough that an afternoon of Googling doesn't cut it."

Software Developer

Carlos Matias La Borde

"I spend my days and nights on Educative. It is indispensable. It is such a unique and reader-friendly site"

Souvik Kundu

Front-end Developer

"Your courses are simply awesome, the depth they go into and the breadth of coverage is so good that I don't have to refer to 10 different websites looking for interview topics and content."

Vinay Krishnaiah

Software Developer

Hands-on Learning Powered by AI

See how Educative uses AI to make your learning more immersive than ever before.

Personalized Interview Prep

Skip the LeetCode grind with a custom roadmap that adapts to your goals. Hands-on practice for Coding Interviews, System Design, and more.

Mock Interviews

Test your skills in a simulated interview setting. Receive personalized feedback based on your performance. Available for Coding Interviews, System Design, and more.

AI Prompt

Build prompt engineering skills. Practice implementing AI-informed solutions.

Code Feedback

Evaluate and debug your code with the click of a button. Get real-time feedback on test cases, including time and space complexity of your solutions.

Explain with AI

Select any text within any Educative course, and get an instant explanation — without ever leaving your browser.

AI Code Mentor

AI Code Mentor helps you quickly identify errors in your code, learn from your mistakes, and nudge you in the right direction — just like a 1:1 tutor!

Course

Go Brain Teasers

Explore fun brain teasers to hone your logic, critical thinking, and problem-solving skills. Gain insights into Go and practice to avoid future mistakes.

2 h 5 m

intermediate

Course

Big-O Notation For Coding Interviews and Beyond

The ultimate guide to Big-O notation for coding interviews, developed by FAANG engineers. Learn algorithm complexity in simple terms and get interview-ready in just a few hours.

10 h

beginner

Course

Grokking the Low Level Design Interview Using OOD Principles

A battle-tested guide to object-oriented design interviews—developed by FAANG engineers. Master OOD fundamentals and practice real-world interview questions.

70 h

intermediate

Course

An Introduction to Programming in Go

Explore Go programming, understanding its concurrency advantages over traditional languages. Gain insights into why Go is crucial as Moore’s Law fades, suitable for beginners.

6 h

beginner

Course

Big-O Notation For Coding Interviews and Beyond

The ultimate guide to Big-O notation for coding interviews, developed by FAANG engineers. Learn algorithm complexity in simple terms and get interview-ready in just a few hours.

beginner

Big-O Notation For Coding Interviews and Beyond

beginner

10 hour

Course

Grokking the Low Level Design Interview Using OOD Principles

intermediate

70 hour

Course

An Introduction to Programming in Go

beginner

6 hour

Course

Big-O Notation For Coding Interviews and Beyond

beginner

10 hour

Free Resources

Frequently Asked Questions

Is Golang good for a coding interview?

Yes, Go (Golang) is good for coding interviews. Its syntax is straightforward to understand, lacking jargon in languages like Java. By avoiding features like inheritance, Go simplifies programming, helping new developers focus on core concepts and problem-solving without getting overwhelmed by complex language features. Its built-in concurrency support and strong performance further enhance its suitability for technical interviews.

How to prepare for a coding interview in Go?

To prepare for a coding interview in Go, focus on understanding Go’s key features and idioms, such as its straightforward syntax, built-in concurrency with goroutines, and handling of data structures. Practice solving problems on coding platforms like Educative, LeetCode, and HackerRank to get comfortable with common algorithms and data structures. Review Go-specific topics like slices, maps, and error handling.

What are the common patterns in DSA (data structures and algorithms)?

Common patterns in DSA include the two-pointer technique, sliding window, divide and conquer, dynamic programming, greedy algorithms, backtracking, depth-first search (DFS), breadth-first search (BFS), and union-find. Educative all of these and more in detail.

How should a beginner prepare for a coding interview?

A beginner should master basic programming concepts and data structures, such as arrays, linked lists, and hash maps. Then, practice solving simple coding problems and gradually move to more complex ones. Use online platforms like Educative, LeetCode, and HackerRank for guided practice and to study common algorithms and patterns.

Is the course grokking the coding interview enough for FAANG interviews?

Yes, Grokking the Coding Interview by Educative is valuable for FAANG interviews. It provides a structured approach to solving common coding problems and understanding key patterns, which is crucial for technical interviews at top tech companies. It currently offers 228 LeetCode coding problems categorized under key coding patterns, and this number is continuously increasing.

Learn in-demand tech skills in half the time